The first one depends on your application architecture. For example,
if you have ahookmethod where you can globally merge the model with a view
(and of course you can access to the current logged user).

Value resolvers

AValueResolveris responsible of extracting a single value from a source object.
By default, only mapsandJavaBeanobjects are supported.

If you have problems with documentation, find it non intuitive or hard to follow - let us know about it, we'll try to make it better according to your suggestions. Any constructive critique is greatly appreciated. Don't forget that this is an open source project developed and documented in spare time.